Airway Obstruction (Choking)

11/01/2013 - "Although salbutamol produced a slight improvement in airway obstruction, compared with placebo, there was no significant variation in resting IC or air trapping. "
07/01/2011 - "Studies investigating the clinical efficacy of albuterol administered with the same propellant and commercially available delivery devices in horses with recurrent airway obstruction (RAO) are not currently available. "
07/01/2011 - "Comparative efficacy of inhaled albuterol between two hand-held delivery devices in horses with recurrent airway obstruction."
07/01/1998 - "Efficacy of cumulative doses of salbutamol administered via Turbuhaler or Diskhaler in patients with reversible airway obstruction."
12/01/2002 - "s: The purpose of the current trial was to compare the relief of airway obstruction from treatment with a single dose of albuterol,7.5 mg (single-dose group), with that from three sequential doses of albuterol, 2.5 mg, spaced 20 min apart (multidose group). "

04/01/2002 - "is an effective treatment for relieving airway obstruction and displays a better safety profile with respect to theophylline 250 mg t.i.d. "
12/20/1985 - "Theophylline is a medium-potency bronchodilator that is useful in the treatment of reversible airway obstruction from any cause. "
01/01/1990 - "Management of chronic airway obstruction: theophylline--is it still necessary?"
05/01/1996 - "The purpose of this study was to evaluate the accuracy of the recommended theophylline therapeutic range in the treatment of acute airway obstruction. "
01/01/1999 - "Pharmacokinetic/pharmacodynamic modeling of theophylline in patients with different degrees of airway obstruction."

06/01/1989 - "Using readily available materials and low-flow oxygen rates this PTCV technique was shown to be safe and effective in oxygenating and ventilating this canine model with complete airway obstruction."
12/01/2009 - "A bench study of ventilation via two self-assembled jet devices and the Oxygen Flow Modulator in simulated upper airway obstruction."
07/01/1998 - "This study was undertaken to determine the time interval for changes in end-tidal CO2, oxygen saturation (SaO2), heart rate (HR), and blood pressure (BP) in response to an acute airway obstruction or hypopharyngeal extubation in a hyperoxemic model. "
05/01/2015 - "Owner-reported coughing and nasal discharge are associated with clinical findings, arterial oxygen tension, mucus score and bronchoprovocation in horses with recurrent airway obstruction in a field setting."
01/01/2015 - "Partial or total upper airway obstruction without a decrease in ventilatory drive was the most frequent event and was the most frequently associated with an oxygen desaturation (in 30% of the events) and an autonomic arousal (in 55% of the events). "

05/01/1983 - "Although subjects in both groups had severe obstruction of similar magnitude at the beginning of treatment (one-second forced expiratory volume [FEV1] in placebo-treated group = 32 +/- 3 [SEM] percent of predicted, and 25 +/- 3 percent of predicted in steroid-treated group, p = NS), at the end of 24 hours, the subjects given corticosteroids had significantly greater resolution of airway obstruction (FEV1 in steroid-treated group increased 118 +/- 25 percent from control value, versus 35 +/- 22 percent with placebo). "
04/01/1991 - "Corticosteroids are indicated for patients with upper airway obstruction; they may be helpful in patients with neurologic, hematologic, or cardiac complications. "
01/01/2014 - "Inhaled long-acting β-agonists combined with corticosteroids were prescribed for 50% of patients with severe airway obstruction. "
11/01/2013 - "We evaluated the prevalence of small airway obstruction (SAO) in a group of clinically stable asthmatics with both normal forced expiratory volume in the first second (FEV1) and normal FEV1/forced vital capacity (FVC) and treated with an association of inhaled corticosteroids (ICSs) and long acting β2-agonists (LABAs). "
08/01/2013 - "The effects of long-acting β2-agonists plus inhaled corticosteroids for early reversibility in patients with airway obstruction."

04/01/1991 - "However, for both groups, there was significantly less airway obstruction at entry into study 2. In study 1, ipratropium resulted in significant improvement in FEV1 (0.62 +/- .08 to 0.88 +/- .11 L; mean increase 24 percent; p less than 0.05) with no further change after crossover. "
09/01/2005 - "A smoking cessation program plus inhaled ipratropium improved survival in smokers with asymptomatic airway obstruction."
07/01/1993 - "The airway response to aerosol administration of the anticholinergic agent ipratropium bromide was determined in 8 horses with recurrent airway obstruction (heaves). "
07/01/1993 - "The airway response of horses with recurrent airway obstruction (heaves) to aerosol administration of ipratropium bromide."
11/14/1986 - "In mildly symptomatic asthmatic patients, aerosolized ipratropium decreased airway obstruction without consistent positive or negative influence on lung mucociliary function."

06/01/2013 - "Similar low-level evidence suggests that heliox is effective in reducing airway pressure and improving ventilation in various forms of lower airway obstruction. "
03/01/2001 - "Safety and efficacy of heliox as a treatment for upper airway obstruction due to radiation-induced laryngeal dysfunction."
01/01/2015 - "The aim of the study is to conduct an economical analysis comparing total cost of heliox therapy using an open versus a semi-closed circuit in spontaneously breathing patients with airway obstruction. "
03/01/2011 - "Helmet-delivered heliox-CPAP in severe upper airway obstruction caused by PHACES syndrome."
07/01/2007 - "Heliox therapy, alone or combined with noninvasive ventilation, has successfully been used in the treatment of infants and children with respiratory disease such as airway obstruction. "

10/01/1960 - "A study of the respiratory effects of prednisone in diffuse airway obstruction."
09/01/2000 - "Environment and prednisone interactions in the treatment of recurrent airway obstruction (heaves)."
06/01/1985 - "The magnitude of increase in PD20-FEV1 after prednisone was significantly inversely related (i.e., inverse hyperbola) to the initial degree of airway obstruction (i.e., FEV1) obtained prior to prednisone treatment. "
05/01/2002 - "Based on its efficacy for the treatment of human asthma, the corticosteroid prednisone is commonly used in horses for treatment of recurrent airway obstruction. "
02/01/1986 - "Corticosteroid treatment of impending upper airway obstruction due to Epstein-Barr virus (EBV) infectious mononucleosis did not alter the pattern of lymphocyte changes induced by this viral infection during the first two weeks following administration of prednisone. "

04/01/1997 - "Salmeterol xinafoate (SLM), a new long-acting beta2-agonist being used in the treatment of nocturnal airway obstruction, has proved to be very effective in this respect as well. "
06/15/2001 - "Efficacy of salmeterol xinafoate in horses with recurrent airway obstruction."
09/01/2005 - "MCC was impaired in most of these asthmatics with persistent airway obstruction and sputum production, despite regular treatment with ICS and salmeterol. "
06/15/2001 - "Salmeterol provides moderately sustained bronchodilation in horses with recurrent airway obstruction and may be an effective drug for long-term control of this condition."
06/15/2001 - "Subjective rating of airway obstruction (RAO), maximal change in pleural pressure (deltaPplmax), and pulmonary resistance (RL) were determined at baseline; 5, 15, and 30 minutes; and 1, 2, 4, 6, 8, 10, and 12 hours after administration of salmeterol and in horses that did not receive treatment. "

01/01/1986 - "Only subjects showing predominant large-airway obstruction obstruction improved on the methacholine challenge test. "
06/01/2014 - "This study aimed to determine the cardiovascular effects of methacholine-induced airway obstruction. "
06/01/1997 - "The study was performed on 25 individuals with chronic airway obstruction (CAO) and a forced expiratory volume in one second (FEV1) (expressed in standardized residuals (SR)) of -2.0+/-1.4 SD (CAO group), and 10 asthmatic subjects with methacholine (MCh)-induced bronchoconstriction (FEV1 -23+/-1.02 SR) (MCh group). "
10/01/1986 - "[Studies on a comparison between continuous changes in respiratory impedance and in regional ventilatory distribution, and on the sites of airway obstruction induced by the methacholine provocation test]."
06/01/2014 - "Thus, methacholine induced airway obstruction does not acutely change brachial BP or central haemodynamics. "

04/01/1976 - "There was a significant correlation between the severity of airway obstruction as measured by V50 and the response to helium, both during remission and during induced bronchoconstriction; however, there was no correlation between helium response and specific airway conductance. "
12/04/2000 - "Since 1934 several clinical trials have been performed to investigate the effect of helium in the symptomatic treatment of upper and lower airway obstructions, especially in children. "
07/01/1990 - "This study investigates the effect of helium concentration in inspired gas on resistance to breathing during experimental upper airway obstruction. "
11/01/2009 - "To quantify regional gas trapping in the lung by using computed tomographic (CT)-determined specific gas volume and hyperpolarized helium 3 ((3)He) magnetic resonance (MR) imaging in a porcine model of airway obstruction. "
01/01/2007 - "Helium is an inert gas that among other things is used medically to alleviate the symptoms of airway obstruction, as part of a diving mix in deep-sea diving or as balloon gas. "

07/01/2013 - "Self-expandable metallic stents (SEMSs) are effective in the palliation of malignant airway obstruction. "
07/01/2010 - "Preliminary data show that a new self-expanding 'hybrid' stent appears to be effective and safe for malignant airway obstruction. "
04/01/1999 - "Expandable metal stent placement appears to be an effective therapy for benign airway obstruction."
12/01/1997 - "The aim of this study was to investigate retrospectively the efficacy of expandable metallic stents (EMSs) for severe respiratory distress in patients with central airway obstruction. "
12/01/2008 - "We investigate retrospectively the efficacy of self-expandable metallic stents (SEMS) for severe respiratory distress (SRD) in patients with central airway obstruction (CAO). "

01/01/1999 - "The use of video endoscopy provides an excellent tool for visualizing this type of airway obstruction; and continuous positive airway pressure is an effective treatment for clearing the airway."
01/01/2013 - "Noninvasive continuous positive airway pressure (CPAP) is recognized as an effective treatment for severe airway obstruction in young children. "
11/01/1994 - "Nasal continuous positive airway pressure (nCPAP) during sleep is the primary treatment for OSA, and is usually effective in relieving upper-airway obstruction. "
08/01/1990 - "Nasal continuous positive airway pressure was also effective in alleviating apnoeas and relieving symptoms in 4 other patients who had no obvious upper airway obstruction. "
04/01/2005 - "This study evaluated the efficacy of noninvasive continuous positive pressure (CPAP) ventilation in infants with severe upper airway obstruction and compared CPAP to bilevel positive airway pressure (BIPAP) ventilation. "

09/01/2006 - "Vaccination programs, improvements in material engineering and anaesthetic skills have dramatically reduced the number of emergency tracheostomies performed for acute upper airway obstruction. "
11/01/2014 - "The benefit to avoiding tracheostomy and relieving airway obstruction is superior to that of tongue-lip adhesion. "
11/01/2015 - "Emergent awake tracheostomy should be considered in patients with impeding airway obstruction and is a safe and effective method to secure an airway in these patients. "
11/01/2014 - "Multiple studies have demonstrated the efficacy of distraction in avoiding tracheostomy and decreasing the severity airway obstruction in this patient population. "
05/01/2005 - "Unlike other causes of upper airway obstruction, this cannot be relieved by tracheostomy, which may be counterproductive. "

12/01/1999 - "This series proves that laser technology is feasible in the treatment of airway obstruction during infancy and childhood, and is safe and effective."
05/01/2010 - "Patients with upper airway narrowing at the soft palate level and partial upper airway obstruction during sleep seem to benefit from laser-assisted uvulopalatoplasty (LUPP) in terms of decreased velopharyngeal collapsibility and improved nocturnal breathing. "
05/01/2014 - "We evaluated all patients who presented with acute upper airway obstruction and underwent endoscopic laser debulking surgery performed by the senior author, over a three and a half year period. "
01/01/2014 - "The major indication for NPV rigid bronchoscopy at our institution has been airway obstruction by neoplastic tracheobronchial tissue, mainly treated by laser-assisted mechanical dissection. "
02/01/2011 - "Laser-mechanical debulking was performed to relieve airway obstruction prior to operation in 10 of 11 patients. "

01/01/1996 - "Tracheotomy for progressive upper airway obstruction has remained the mainstay of treatment and was necessary in one of cases. "
01/01/2012 - "Patients were discharged when the endpoint was obtained: symptoms and signs of airway obstruction were resolved, PAS and maxillomandibular relationship improved, and tracheotomy, when present, removed. "
11/01/1994 - "When the trachea was extubated he showed signs of progressive upper airway obstruction which were relieved by tracheotomy. "
01/01/2008 - "In this study, we report a case of upper airway obstruction due to laryngocele treated by emergency tracheotomy and we review of the literature. "
12/01/2015 - "Tracheotomy was motivated by upper airway obstruction in 39 children (68%) (median age, 4.9months) or the need for prolonged ventilation in 18 children (32%) (median age, 6months). "